DESIGN DESCRIPTION:  Design: MSS SP-85;  Manufacture: Factory STD;  Face To Face: ANSI B16.10  Flange: ANSI B16.1;  Bolt Bonnet;  Metal Seal;  Material and Working Temp.:  Cast Iron and Ductile Iron: 0℃-80℃(32°F -176°F)  Brass/bronze Seal: 80℃(176°F) Maximum  Stainless Steel Seal: 80℃(176°F) Maximum PARTS AND MATERIAL: NO. PARTS NAME MATERIALS 1 BODY ASTM A126-B/A536,DIN GG25/GGG40 2 DISC PIN CAST STEEL 3 DISC FACE BRONZE/BRONZE/STAINLESS STEEL 4 DISC NUT ASTM A126-B/A536,DIN GG25/GGG40 5 STEM 2CR13/BRASS 6 STEM BUSH CAST IRON 7 STEM PACKING GRAPHTIE OR EPDM 8 BONNET ASTM A126-B/A536,DIN GG25/GGG40 9 GLAND CAST IRON/DUCTILE IRON 10 EYE BOLT NUT CAST STEEL 11 EYE BOLT CAST STEEL 12 RETAINER NUT CAST IRON/DUCTILE IRON 13 STEM BOLT CAST STEEL 14 HAND WHEEL CAST IRON 15 H. W. NUT CAST STEEL 16 PLATE CAST STEEL 17 NAME PLATE ALUMINUM 18 BONNET BOLT CAST STEEL 19 BONNET BOLT NUT CAST STEEL 20 GASKET EPDM 21 SEAT BRONZE/BRONZE/STAINLESS STEEL OTHER MATERIALS ARE AVAILABLE UPON REQUEST.